Speex 1.1.6 
The program codec Speex free is to the voice which Ogg Vorbis is to the sound

S.O. Win98/ME/2000/XP
Size: 711 KB

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dBpowerAMP Audio Monkeys Codec R7 
It codifies and decodifica free archives of sound with extension .APE

S.O. Win95/98/NT/ME/2000/XP
Size: 338 KB

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dBpowerAMP mp4 & AAC Decoder Release3 
Decoder for archives in format ACC free

S.O. Win98/NT/ME/2000/XP
Size: 452 KB 

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AC3Filter 1.01a RC 2 
Filter to reproduce and to form sound AC3

S.O. Win95/98/NT/ME/2000/XP
Size: 433 KB 

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